Fix failing ICU tests

[Flamefire]

Fix tests failing on recent ICU versions

Fixes #69

[codecov[bot]]

Codecov Report

Merging #108 (49663b6) into develop (c6debb7) will increase coverage by 4.35%. The diff coverage is 98.03%.

Additional details and impacted files

[](https://codecov.io/gh/boostorg/locale/pull/108?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg) ```diff @@ Coverage Diff @@ ## develop #108 +/- ## =========================================== + Coverage 84.20% 88.55% +4.35% =========================================== Files 73 100 +27 Lines 5794 9388 +3594 =========================================== + Hits 4879 8314 +3435 - Misses 915 1074 +159 ``` | [Impacted Files](https://codecov.io/gh/boostorg/locale/pull/108?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg) | Coverage Δ | | |---|---|---| | [src/boost/locale/icu/boundary.cpp](https://codecov.io/gh/boostorg/locale/pull/108/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg#diff-c3JjL2Jvb3N0L2xvY2FsZS9pY3UvYm91bmRhcnkuY3Bw) | `81.41% <ø> (ø)` | | | [src/boost/locale/icu/formatter.cpp](https://codecov.io/gh/boostorg/locale/pull/108/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg#diff-c3JjL2Jvb3N0L2xvY2FsZS9pY3UvZm9ybWF0dGVyLmNwcA==) | `82.97% <75.00%> (ø)` | | | [src/boost/locale/icu/icu\_util.hpp](https://codecov.io/gh/boostorg/locale/pull/108/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg#diff-c3JjL2Jvb3N0L2xvY2FsZS9pY3UvaWN1X3V0aWwuaHBw) | `63.63% <80.00%> (ø)` | | | [src/boost/locale/icu/date\_time.cpp](https://codecov.io/gh/boostorg/locale/pull/108/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg#diff-c3JjL2Jvb3N0L2xvY2FsZS9pY3UvZGF0ZV90aW1lLmNwcA==) | `82.50% <100.00%> (ø)` | | | [src/boost/locale/icu/predefined\_formatters.hpp](https://codecov.io/gh/boostorg/locale/pull/108/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg#diff-c3JjL2Jvb3N0L2xvY2FsZS9pY3UvcHJlZGVmaW5lZF9mb3JtYXR0ZXJzLmhwcA==) | `92.00% <100.00%> (ø)` | | | [src/boost/locale/icu/time\_zone.cpp](https://codecov.io/gh/boostorg/locale/pull/108/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg#diff-c3JjL2Jvb3N0L2xvY2FsZS9pY3UvdGltZV96b25lLmNwcA==) | `100.00% <100.00%> (ø)` | | | [test/test\_boundary.cpp](https://codecov.io/gh/boostorg/locale/pull/108/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg#diff-dGVzdC90ZXN0X2JvdW5kYXJ5LmNwcA==) | `97.72% <100.00%> (-2.28%)` | :arrow_down: | | [test/test\_formatting.cpp](https://codecov.io/gh/boostorg/locale/pull/108/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg#diff-dGVzdC90ZXN0X2Zvcm1hdHRpbmcuY3Bw) | `100.00% <100.00%> (ø)` | | | [include/boost/locale/localization\_backend.hpp](https://codecov.io/gh/boostorg/locale/pull/108/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg#diff-aW5jbHVkZS9ib29zdC9sb2NhbGUvbG9jYWxpemF0aW9uX2JhY2tlbmQuaHBw) | `75.00% <0.00%> (-25.00%)` | :arrow_down: | | [src/boost/locale/util/default\_locale.cpp](https://codecov.io/gh/boostorg/locale/pull/108/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg#diff-c3JjL2Jvb3N0L2xvY2FsZS91dGlsL2RlZmF1bHRfbG9jYWxlLmNwcA==) | `67.85% <0.00%> (-23.06%)` | :arrow_down: | | ... and [76 more](https://codecov.io/gh/boostorg/locale/pull/108/diff?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg) | | ------ [Continue to review full report at Codecov](https://codecov.io/gh/boostorg/locale/pull/108?src=pr&el=continue&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg). > **Legend** - [Click here to learn more](https://docs.codecov.io/docs/codecov-delta?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg) > `Δ = absolute (impact)`, `ø = not affected`, `? = missing data` > Powered by [Codecov](https://codecov.io/gh/boostorg/locale/pull/108?src=pr&el=footer&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg). Last update [c6debb7...49663b6](https://codecov.io/gh/boostorg/locale/pull/108?src=pr&el=lastupdated&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg). Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg).